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Magnets Explained: Magnetic Fields and How They Work

This video explores the nature of magnets and how they create invisible magnetic forces. It explains the origin of magnetism, ...
Science News

Here’s how magnetic fields shape desert ants’ brains

For desert ants, Earth’s magnetic field isn’t just a compass: It may also sculpt their brains. Stepping outside their nest for the first time, young ants need to learn how to forage. The ants ...
Yahoo

Scientists create magnetic device to capture electricity from Earth’s rotational dynamics

A wild idea has been proposed to generate electric power from Earth’s rotation with the help of magnetic fields. A new research has presented experimental evidence confirming a previously ...
Space.com

A giant weak spot in Earth's magnetic field is getting bigger — and it could be bad news for satellites

Satellite data reveal that a weak region in Earth's magnetic field has grown by an area roughly half the size of continental ...
Phys.org

How to detect magnetic fields around exoplanets

Magnetic fields play an important—if sometimes underappreciated—part in planetary systems. Without a strong magnetic field, planets can end up as a barren wasteland like Mars, or they could ...